 <form method="post" action="{:url('demo/index/insert',['key'=>'keee'])}">
        <label for="name">
            姓名
        </label>
        <input id="name" type="text" name="name" placeholder="姓名">
        <label for="pwd">
            密码
        </label>
        <input id="pwd" type="text" name="pwd" placeholder="密码">
        <label for="remark">
            邮箱
        </label>
        <textarea id="remark"  name="remark" placeholder="备注" ></textarea>
     <br/>
     <!--数组-->
     <label >
         数组
     </label>
     <input type="text" name="arr[]" placeholder="数组测试">
     <input type="text" name="arr[]" placeholder="数组测试">
     <input type="text" name="arr[]" placeholder="数组测试">
     <input type="text" name="arr[]" placeholder="数组测试">

        <button type="submit">确认</button>
        <button type="reset">取消</button>

    </form>